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Finding the Third Proportional to 25,038,720 and 54,859,680

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Solution

The third proportional to 25,038,720 and 54,859,680 is: 120,197,218.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,038,720 : 54,859,680 = 54,859,680 : x
  2. Step 2: Convert to fraction form
    25,038,720/54,859,680 = 54,859,680/x
  3. Step 3: Cross multiply
    25,038,720x = 54,859,680 × 54,859,680
  4. Step 4: Simplify right side
    25,038,720x = 3,009,584,489,702,400
  5. Step 5: Solve for x
    x = 3,009,584,489,702,400/25,038,720
  6. Step 6: Final answer
    x = 120,197,218.14

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.